1. The Nazis performed cruel experiments

Starvation, exposure to toxic substances, hypothermia and electroshocks are just some of all the experiments carried out here.

Joseph Mengele was the main camp doctor, and he was obsessed with experimenting on twins.

2. 1/6 of all Jews killed in the Holocaust died here

The number of deaths in Auschwitz was larger than the British and American deaths combined. It is estimated that around 1.1 million people died at the concentration camps in Auschwitz.

3. It was first constructed for political prisoners from Poland

The first Polish political prisoners arrived in Auschwitz in May 1940, and that was the main reason for why it was built, but it quickly expanded and became an extermination camp to fit the ideology of Hitler and his “final solution”.

4. Auschwitz-Birkenau was the part with the gas chambers

This photo was taken after the liberation and it’s from the inside of one of the gas chambers of Auschwitz-Birkenau. Many of the gas chambers were destroyed before after an order from SS chief Heinrich Himmler to destroy the evidence.

5. The slave labor at Auschwitz generated about 60 million Reichsmarks

Many of the prisoners were used for labor, and some of the largest companies in the world today used slaves from the German concentration camps.

The slave labor in Auschwitz alone generated 60 million Reichsmarks, which would be worth $163 million in today’s value.

6. Rudolf Höss was the camp commandant

Rudolf Höss subordinated the camp from 1940 to 1943 and was later arrested in 1946 and convicted of murder.

Höss confessed that 2.5 million persons had been killed, and half a million more died from diseases and starvation during the time that he was the Commandant in the Nazi army between June 14, 1940, and December 1, 1943.

7. It wasn’t only Jews that got killed here

Reports state that some 22 000 Romani and 150 000 Polish people were killed in addition to the Jews. 15,000 Soviet war prisoners and 400 Jehovah’s witnesses are said to been killed as well.

8. Every prisoner received a camp number

Every person who was sent to Auschwitz or other concentration camps was marked with a unique number.

9. The prisoners received three meals during the day

Every morning, half a liter of water with a substitute of coffee was served. Later the prisoners were served 1 liter of soup, and for supper, they got to eat 300 grams of black bread with 25 grams of topping.

10. A SS guard fell in love with a Jewish prisoner and saved her

Franz Wunsch was a SS guard who fell in love with the Jewish prisoner Helena Citronova. He was in charge of the gas chambers and fell in love with her after she was brought in to sing birthday songs for him.

Helena didn’t reciprocate the feelings, but over time she somehow developed mutual feelings. Perhaps because Franz saved her and her sister from being sent to the gas chambers several times.

She later told that they slept together and thirty years after liberation, Franz was put to trial for his crimes, but Helena and her sister defended him in the trials.

11. There are still survivors alive today

On 27 January in 1945, about 7000 prisoners were liberated from Auschwitz’s concentration camps. Most of them have since died from age or from starvation problems caused after the liberation, but there are still many survivors that were children or younger adults.

12. Tadeusz Wiejowski was the first person to escape

In 1940, the Polish Tadeusz Wiejowski became the first person to escape Auschwitz, but he was caught a year later and was executed.

13. 4 Poles successfully escaped in 1942

Kazimierz Piechowski, Stanisław Gustaw Jaster, Józef Lempart and Eugeniusz Bender fled after successfully breaking into the SS Magazine and stole both weapons and SS uniforms. They managed to steal a car and escaped the concentration camp on June 20 in 1942.

Photo: Shutterstock

14. Anne Frank’s father survived the Death Camp

The father of Anne Frank survived Auschwitz and later died of lung cancer in 1980. Anne Franke, however, wasn’t as lucky, and she contracted typhus after being transferred to Bergen-Belsen.

15. Just 196 people escaped from Auschwitz

928 prisoners attempted to escape of which 50 were women and 878 men. In addition to the 196 prisoners that managed to escape successfully, there are reports of 25 more prisoners who escaped but was later caught and brought back to the camp.

Most of the failed attempts to escape ended in the prisoners being shot.